DESCRIPTION OF INSTRUCTIONS

Example JC CARRY

 

 

LOC

OBJ

SOURCE

16DC

7110

CHECK:ACALL ADDR

16DE

4015

JMPC:JC CARRY

16F5

07

CARRY:INC @R1

 

7

 

 

 

 

 

 

 

0

 

Instruction code

:

0

1

0

0

 

0

0

0

0

Byte 1

 

7

 

 

 

 

 

 

 

0

 

 

 

0

0

0

1

 

0

1

0

1

Byte 2

Before execution Carry flag 1

Program counter

0

0

0

1

 

0

1

1

0

1

1

0

1

 

1

1

1

0

15

 

 

 

 

 

 

 

8

7

 

 

 

 

 

 

 

0

After execution Carry flag 1

Program counter

0

0

0

1

 

0

1

1

0

1

1

1

1

 

0

1

0

1

15

 

 

 

 

 

 

 

8

7

 

 

 

 

 

 

 

0

299

Page 306
Image 306
Sonic Alert msm83c154s, msm80154s, msm85c154hvs user manual 299, Checkacall Addr, Jmpcjc Carry, Carryinc @R1